Pulse updated its mobile apps today to add a deeper integration with popular social networks including YouTube, Instagram, Flickr, Facebook, and Tumblr. Now you can read, watch, and see what your friends are sharing all through Pulse.

Digg seems to be enjoying a resurgence. After a well-received redesign last year, folks wondered if it could return to its former glory. According to the site's developers, they've doubled its users. That's definitely a start